164202 (2004 EW)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2789498288 ± 1.43e-07
Semi-major axis (a)0.9878688995 AU ± 2.52e-09
Inclination (i)4.66825737° ± 3.63e-06
Long. of Asc. Node (Ω)342.89432963° ± 9.00e-06
Arg. of Perihelion (ω)56.22049630° ± 1.22e-05
Mean Anomaly (M)121.24039779° ± 4.43e-05
Mean Motion (n)1.0038372486°/day ± 3.84e-09
Perihelion dist (q)0.71230304 AU ± 1.41e-07
Aphelion dist (Q)1.26343476 AU ± 1.41e-07
Orbital Period0.98185865 yr ± 3.75e-09
Physical Parameters
H (abs. magnitude)20.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.438″
Uncertainty0
Orbit TypeAten
MOID0.023554 AU
Observations Used420
Oppositions1
Arc Total2004-2017
First Observation Used2004-03-13
Last Observation Used2017-05-27
Observations (430)
Date Type RA Dec Mag Band Observatory
2006-02-24 10:38:53 C 14 01 30.93 -11 21 38.8 r 703
2006-02-24 10:49:40 C 14 01 28.48 -11 21 41.1 r 703
2006-02-24 10:51:13 C 14 01 27.85 -11 21 42.7 18.5 c 704
2006-02-24 11:00:35 C 14 01 25.89 -11 21 43.0 r 703
2006-02-24 11:11:37 C 14 01 23.34 -11 21 45.1 r 703
2006-03-09 05:41:00 C 12 49 21.76 -10 57 08.2 o 808
2006-03-09 05:52:29 C 12 49 18.93 -10 57 04.7 o 808
2006-03-09 06:03:49 C 12 49 15.97 -10 57 01.8 o 808
2006-03-19 22:32:19 C 11 53 01.49 -09 01 17.0 c A53
2006-03-19 22:44:44 C 11 52 58.97 -09 01 09.7 c A53
2006-03-19 23:01:33 C 11 52 55.66 -09 01 01.2 c A53
2006-03-25 06:21:14 C 11 31 00.99 -07 51 02.9 o 644
2006-03-25 06:52:36 C 11 30 55.82 -07 50 46.0 o 644
2006-03-25 07:22:02 C 11 30 50.95 -07 50 29.9 o 644
2006-03-25 07:39:02 C 11 30 47.13 -07 50 19.9 r H45
2006-03-25 07:44:36 C 11 30 46.22 -07 50 17.8 r H45
2006-03-25 07:48:55 C 11 30 45.53 -07 50 14.8 r H45
2006-03-25 07:52:22 C 11 30 44.97 -07 50 13.6 r H45
2006-03-25 07:56:51 C 11 30 44.23 -07 50 11.3 r H45
2006-03-28 21:23:00 C 11 18 46.52 -07 05 03.8 i 071
2006-03-28 21:35:47 C 11 18 44.79 -07 04 56.5 i 071
2007-03-14 09:53:51 C 13 44 28.96 -18 40 33.8 r 703
2007-03-14 10:04:02 C 13 44 27.20 -18 40 33.3 r 703
2007-03-14 10:14:07 C 13 44 25.33 -18 40 34.6 r 703
2007-03-29 08:00:36 C 12 39 07.79 -17 00 34.1 o 693
2007-03-29 08:03:31 C 12 39 07.35 -17 00 33.3 o 693
2007-03-29 08:06:25 C 12 39 06.74 -17 00 31.2 o 693
2007-04-10 13:20:00 C 11 54 12.02 -13 53 56.1 r E12
2007-04-10 14:20:00 C 11 54 04.14 -13 53 15.9 r E12
2007-04-10 14:45:49 C 11 54 00.79 -13 52 58.5 r E12
2007-04-10 15:11:37 C 11 53 57.44 -13 52 40.5 r E12
2007-04-15 21:27:08 C 11 40 25.26 -12 32 49.6 o 151
2007-04-15 21:30:59 C 11 40 24.89 -12 32 47.3 o 151
2007-04-15 21:34:50 C 11 40 24.52 -12 32 45.0 o 151
2007-04-20 05:45:30 C 11 31 57.01 -11 32 53.9 o 693
2007-04-20 05:50:07 C 11 31 56.67 -11 32 51.2 o 693
2007-04-20 05:54:42 C 11 31 56.30 -11 32 49.0 o 693
2008-03-10 11:45:29 C 14 44 50.67 -22 21 18.6 r 703
2008-03-10 11:54:18 C 14 44 49.95 -22 21 21.2 r 703
2008-03-10 12:03:09 C 14 44 49.23 -22 21 24.0 r 703
2008-03-15 09:23:54 C 14 34 08.08 -23 06 56.4 o 704
2008-03-15 09:40:14 C 14 34 06.25 -23 07 00.6 o 704
2008-03-15 09:56:30 C 14 34 04.50 -23 07 07.5 o 704
2008-03-15 10:29:12 C 14 34 00.84 -23 07 18.1 o 704
2008-04-14 06:16:25 C 12 44 56.43 -21 08 24.7 r 703
2008-04-14 06:24:59 C 12 44 55.06 -21 08 19.6 r 703
2008-04-14 06:33:33 C 12 44 53.66 -21 08 13.2 r 703
2008-04-14 06:42:09 C 12 44 52.26 -21 08 07.6 r 703
2008-04-15 06:06:47 C 12 41 23.67 -20 52 14.2 19.4 c 704
2008-04-15 06:23:17 C 12 41 21.10 -20 52 02.8 19.1 c 704